A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 6240-00-389-4822
NSN 6150-01-166-3353
NSN 5965-01-538-0698
NSN 5960-00-959-5226
NSN 6130-01-073-7303
NSN 5998-01-146-4211
NSN 6145-01-077-3242
NSN 6685-00-405-4991
NSN 5998-01-418-1624
NSN 6240-01-471-6014
NSN 5999-01-214-5909
NSN 6650-01-006-7592